Handles

I need help getting better handles. I do all these drills that we do at camps but it seems they just won't improve.

Are you pounding the ball and getting out of your comfort zone? If you're not losing the ball when you workout then you're not going hard enough.

I would also recommend playing 1v1 dribbling games. Here are some good ballhandling workouts that will help and give you 1v1 games to play:
https://www.breakthroughbasketball.com/pr/bhworkouts.html